Ig. Home | Simp.Class. | Advanc.Class. | Alpha.List | Bowen's Reac.Srs. | ID Keys | Extrus/Intrus | Tect. | Self Tests
MONZONITE   (detail)

  Return to Whole Image

Go on to next specimen

  Return to Classification; pdf version
Typical Minerals
Typical MineralsPLAGIOCLASE - 50-100%
Orthoclase - 10-35%
Mafics - < 10%
Quartz - 0-5%
Detail Description
     In this detail we see the white translucent plagioclase, and some hints of faint pink orthoclase. The mafics are amphibole (and are perhaps a bit high for a monzonite).
    Return to Whole Image
   Return to Classification; pdf version

LSF Home | Geology Web Sites | Courses | JMU Geology
Last Update: 9/29/00

e-mail: (Fichtels@jmu.edu)